1 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4 * config/i386/sol2-gas.h: New file.
5 * config.gcc (i[34567]86-*-solaris2*): Use it.
7 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10 * c-typeck.c (ep_convert_and_check): New.
11 (build_conditional_expr): Use it.
12 (build_binary_op): Likewise.
14 2010-02-24 Jakub Jelinek <jakub@redhat.com>
16 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
19 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
21 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
22 expr needs to have DECL_NAME set.
24 2010-02-24 Nick Clifton <nickc@redhat.com>
26 * config/mep/mep.c: Include gimple.h.
27 (mep_function_uses_sp): Delete unused function.
28 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
29 parameters. Use unsigned integers to count args. Return a
30 NULL_RTX instead of an error_mark_node. Toidy up formatting.
32 2010-02-23 Jakub Jelinek <jakub@redhat.com>
35 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
36 greater or equal to nelt instead of 2 * nelt.
37 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
40 2010-02-23 Jason Merrill <jason@redhat.com>
43 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
44 in cfun->local_decls even if they have register types.
47 * stor-layout.c (place_field): Don't warn about unnecessary
48 DECL_PACKED if the type is packed.
50 2010-02-23 Jakub Jelinek <jakub@redhat.com>
53 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
54 GOTOFF relocs, even when the base reg isn't pic pointer.
56 2010-02-23 Michael Matz <matz@suse.de>
59 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
60 (expand_gimple_basic_block): Generate and use debug temps if there
61 are debug uses left after the last real use of TERed ssa names.
62 Unlink debug immediate uses when they are expanded.
64 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
67 * config/i386/i386.c (override_options): Reorganise to provide
68 better error messages.
70 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
73 * graphite-scop-detection.c (create_single_exit_edge): Move
74 the call to find_single_exit_edge to....
75 (create_sese_edges): ...here. Don't handle multiple edges
77 (build_graphite_scops): Don't handle multiple edges
80 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
83 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
84 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
86 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
89 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
91 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
94 * c-typeck.c (convert_arguments): Print declaration location.
95 * c-common.c (validate_nargs): Rename as
96 builtin_function_validate_nargs.
97 (check_builtin_function_arguments): Update.
99 2010-02-22 Richard Guenther <rguenther@suse.de>
102 * tree-inline.c (declare_return_variable): Use the type of
103 the call stmt lhs if available.
105 2010-02-22 Duncan Sands <baldrick@free.fr>
107 * passes.c (register_pass): Always consider all pass lists when
108 ref_pass_instance_number is zero.
110 2010-02-22 Richard Guenther <rguenther@suse.de>
112 PR tree-optimization/42749
113 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
114 parameter. Do arithmetic in the original type.
115 (update_accumulator_with_ops): Likewise.
116 (adjust_accumulator_values): Adjust.
118 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
120 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
121 (QI to BLKmode splitter): New splitter.
123 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
125 * config/i386/i386.c (initial_ix86_tune_features): Turn on
126 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
128 2010-02-22 Richard Guenther <rguenther@suse.de>
130 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
132 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
134 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
135 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
136 ($(T)crti.o, $(T)crtn.o): Remove rules.
138 2010-02-21 Tobias Burnus <burnus@net-b.de>
141 * doc/invoke.texi (-fassociative-math): Document that this
142 option is automatically enabled for Fortran.
144 2010-02-20 David S. Miller <davem@davemloft.net>
146 * configure.ac: Test if linker and assembler properly support
147 GOTDATA_OP relocations.
148 * configure: Rebuild.
149 * config.in: Likewise.
150 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
151 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
152 (movsi_high_pic): Likewise.
153 (movdi_lo_sum_pic): Likewise.
154 (movdi_high_pic): Likewise.
155 (movsi_pic_gotdata_op): New pattern.
156 (movdi_pic_gotdata_op): Likewise.
157 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
158 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
160 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
165 (xop_mulv2div2di3_high): Ditto.
167 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
170 * c.opt (Wconversion-null): New option.
171 * doc/invoke.texi (Wconversion-null): Document.
173 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
175 * common.opt (Wlarger-than-): Add Undocumented.
177 2010-02-19 Mike Stump <mikestump@comcast.net>
179 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
181 2010-02-19 Jason Merrill <jason@redhat.com>
184 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
185 * configure: Likewise.
187 2010-02-20 Alan Modra <amodra@gmail.com>
190 * cgraph.h (cgraph_make_decl_local): Declare.
191 * cgraph.c (cgraph_make_decl_local): New function.
192 (cgraph_make_node_local): Use it.
193 * cgraphunit.c (cgraph_function_versioning): Likewise.
194 * ipa.c (function_and_variable_visibility): Likewise.
196 2010-02-19 Jakub Jelinek <jakub@redhat.com>
199 * except.c (sjlj_emit_function_enter): Don't call
200 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
202 * rtl.h (add_reg_br_prob_note): Remove prototype.
204 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
207 * c-common.c (conversion_warning): Remove widening conversions
208 before checking the conversion of integers to reals.
210 2010-02-19 Mike Stump <mikestump@comcast.net>
213 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
216 * cgraphunit.c (process_function_and_variable_attributes): Check
217 DECL_PRESERVE_P instead of looking up attribute "used".
218 * ipa-pure-const.c (check_decl): Likewise.
219 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
220 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
221 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
222 instead of attribute "used".
223 * config/sol2-c.c (solaris_pragma_init): Likewise.
224 (solaris_pragma_fini): Likewise.
226 2010-02-19 Jakub Jelinek <jakub@redhat.com>
228 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
229 Use XCNEW instead of xcalloc.
230 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
231 XNEW instead of xmalloc.
232 (get_fields): Use XNEWVEC instead of xmalloc.
235 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
237 (create_new_general_access): For debug stmts just reset value.
238 (get_stmt_accesses): For accesses within debug stmts just record them
239 using add_access_to_acc_sites instead of preventing the peeling or
240 counting them as accesses.
243 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
245 2010-02-19 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/42916
248 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
251 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
253 * configure.ac: Replace all uses of changequote in macro arguments
256 2010-02-19 Jakub Jelinek <jakub@redhat.com>
259 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
261 2010-02-19 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/42944
264 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
265 test for aliasing with errno.
267 2010-02-19 Jakub Jelinek <jakub@redhat.com>
270 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
271 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
272 * dojump.c: Include output.h.
273 (inv): New inline function.
274 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
275 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
276 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
277 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
278 argument, pass it down to other calls.
279 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
280 add REG_BR_PROB note to the conditional jump.
281 * cfgexpand.c (add_reg_br_prob_note): Removed.
282 (expand_gimple_cond): Don't call it, add the probability
283 as last argument to jumpif_1/jumpifnot_1.
284 * Makefile.in (dojump.o): Depend on output.h.
285 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
287 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
288 * stmt.c (do_jump_if_equal): Likewise.
289 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
290 * loop-unswitch.c (compare_and_jump_seq): Likewise.
291 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
293 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
294 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
296 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
298 (store_expr): Adjust jumpifnot caller.
299 (store_constructor): Adjust jumpif caller.
302 * gimplify.c (gimple_boolify): For __builtin_expect call
303 gimple_boolify also on its first argument.
305 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
307 * configure.ac (gnu-unique-object): Wrap regexps using [] in
309 (__stack_chk_fail): Ditto. Remove quadrigraphs.
310 * configure: Regenerated.
312 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
314 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
315 lang_hooks.types_compatible_p instead of comptypes.
317 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
319 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
320 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
321 if __prefer_thumb__ is defined.
323 2010-02-18 Martin Jambor <mjambor@suse.cz>
325 PR tree-optimization/43066
326 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
327 array with zero-sized element type.
329 2010-02-18 Jakub Jelinek <jakub@redhat.com>
331 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
332 rtx, allocate struct var_loc_node here and return it to the
333 caller, and only if it is actually needed.
334 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
335 move it earlier and return immediately if it returns NULL.
337 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
339 * config/sparc/gas.h: New file. Restore
340 TARGET_ASM_NAMED_SECTION to its ELF default.
341 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
343 * config/sparc/sparc.c (sparc_elf_asm_named_section):
344 Likewise. Add ATTRIBUTE_UNUSED to prototype.
345 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
348 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
350 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
352 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
354 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
355 patterns from predicated pattern.
357 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
361 for insn mnemonic suffix.
363 2010-02-17 Richard Guenther <rguenther@suse.de>
365 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
368 2010-02-17 Jakub Jelinek <jakub@redhat.com>
371 * caller-save.c (save_call_clobbered_regs): If BB ends with
372 a DEBUG_INSN, move any notes in between last real insn and the last
373 DEBUG_INSN after the last DEBUG_INSN.
375 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
377 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
378 Fix return type. Fix argument type. Explain meaning of return value.
380 2010-02-16 Richard Guenther <rguenther@suse.de>
382 PR tree-optimization/41043
383 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
384 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
386 (vrp_visit_phi_node): ... but only for loop PHI nodes.
388 2010-02-16 Ira Rosen <irar@il.ibm.com>
390 PR tree-optimization/43074
391 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
392 * tree-vect-loop.c (vect_analyze_loop_operations): Add
393 vectorizable cycles in hybrid SLP check.
394 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
396 2010-02-16 Richard Guenther <rguenther@suse.de>
398 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
399 (true_dependence): If memrefs_conflict_p computes must-alias
400 trust it. Move TBAA check after offset-based disambiguation.
401 (canon_true_dependence): Likewise.
403 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
405 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
406 * doc/invoke.texi: Document it.
407 * var-tracking.c: Include toplev.h and params.h.
408 (vt_find_locations): Return bool indicating success. Compute
409 hash sizes unconditionally. Check new parameter, report.
410 (variable_tracking_main_1): Check vt_find_locations results and
411 retry. Renamed from...
412 (variable_tracking_main): ... this. New wrapper to preserve
413 flag_var_tracking_assignments.
414 * Makefile.in (var-tracking.o): Adjust dependencies.
416 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
417 Jakub Jelinek <jakub@redhat.com>
420 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
421 if weak_import attribute is present.
422 * config/darwin.c (machopic_select_section): Likewise.
424 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
426 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
427 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
428 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
429 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
431 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
433 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
436 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
437 Rewrite text to refer to the names.
439 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
441 * config/i386/i386-builtin-types.def
442 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
443 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
444 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
445 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
446 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
447 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
448 IX86_BUILTIN_VPERMIL2PS256.
449 (MULTI_ARG_4_DF2_DI_I): Defined.
450 (MULTI_ARG_4_DF2_DI_I1): Defined.
451 (MULTI_ARG_4_SF2_SI_I): Defined.
452 (MULTI_ARG_4_SF2_SI_I1): Defined.
453 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
454 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
455 __builtin_ia32_vpermil2ps256.
456 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
457 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
458 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
459 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
460 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
461 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
462 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
463 CODE_FOR_xop_vpermil2v8sf3.
464 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
465 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
466 * config/i386/xopintrin.h (_mm_permute2_pd): New.
467 (_mm256_permute2_pd): New.
468 (_mm_permute2_ps): New.
469 (_mm256_permute2_ps): New.
471 2010-02-15 Nick Clifton <nickc@redhat.com>
473 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
474 boolean parameters. Use emit_jump_insn when emitting a pop
475 instruction containing a return insn.
476 (push): Use 'true' rather than '1' as second parameter to F.
477 (h8300_expand_prologue): Likewise.
478 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
479 (h8300_expand_epilogue): Likewise.
481 2010-02-15 Richard Guenther <rguenther@suse.de>
484 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
487 2010-02-15 Nick Clifton <nickc@redhat.com>
489 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
492 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
494 * intl.c (fake_ngettext): New function.
495 * intl.h (fake_ngettext): Declare.
496 (ngettext): Define macro.
497 * collect2.c (notice_translated): New function.
498 (main): Use notice_translated and ngettext.
499 * collect2.h (notice_translated): Declare.
501 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
503 * reorg.c (delete_computation): Comment fixes.
504 * caller-save.c (setup_save_areas): Idem.
505 * sel-sched-dump.c (dump_lv_set): Idem.
508 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
510 * config/s390/s390.c (s390_sched_init): New function.
511 (TARGET_SCHED_INIT): Target hook defined.
513 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
514 Jack Howarth <howarth@bromo.med.uc.edu>
515 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
518 Partial revert of unintended change in fix for PR41605.
519 * config/darwin.h: Fix typo.
520 * config/darwin9.h: Same.
522 2010-02-11 Jakub Jelinek <jakub@redhat.com>
524 * c-pch.c (pch_init): Clear v.
526 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
529 * graphite-scop-detection.c (graphite_can_represent_scev): Call
530 graphite_can_represent_init for MULT_EXPR.
532 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
536 * graphite-sese-to-poly.c (remove_phi): New.
537 (translate_scalar_reduction_to_array): Call remove_phi.
539 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
542 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
543 * graphite-clast-to-gimple.h (gloog): Update declaration.
544 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
545 * graphite-poly.h (struct poly_bb): Add missing comments.
546 (struct scop): Add poly_scop_p field.
548 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
549 * graphite.c (graphite_transform_loops): Build the polyhedral
550 representation for each scop before code generation.
551 * sese.c (rename_variables_in_operand): Removed.
552 (rename_variables_in_expr): Return the renamed expression.
553 (rename_sese_parameters): New.
554 * sese.h (rename_sese_parameters): Declared.
556 2010-02-11 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/42998
559 * tree-ssa-pre.c (create_expression_by_pieces): Treat
560 POINTER_PLUS_EXPR properly.
562 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
563 Changpeng Fang <changpeng.fang@amd.com>
566 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
567 the cost of an IV candidate when the IV is used in a test against zero.
569 * gcc.dg/tree-ssa/ivopts-3.c: New.
571 2010-02-11 Richard Guenther <rguenther@suse.de>
574 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
575 pointer-vs-decl case by swapping refs. Handle some cases
576 of pointer-vs-decl disambiguations more conservatively.
577 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
578 to false after expanding.
580 2010-02-11 Richard Guenther <rguenther@suse.de>
583 * gcc.c (process_command): Handle LTO file@offset case more
586 2010-02-11 Jakub Jelinek <jakub@redhat.com>
588 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
589 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
591 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
593 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
594 if MEM's mode size isn't DWARF2_ADDR_SIZE.
595 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
596 Optimize eq/ne comparisons when both arguments are known to be
598 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
599 Don't mask operands unnecessarily if they are known to be already
602 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
604 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
607 2010-02-10 Richard Guenther <rguenther@suse.de>
609 PR tree-optimization/43017
610 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
611 for wrapping signed arithmetic.
613 2010-02-10 Jakub Jelinek <jakub@redhat.com>
616 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
617 if no debug info should be emitted for it.
619 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
621 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
622 note when flag_exceptions is set.
624 2010-02-10 Duncan Sands <baldrick@free.fr>
626 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
628 2010-02-10 Richard Guenther <rguenther@suse.de>
631 * tree.c (get_unwidened): Handle constants.
632 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
634 2010-02-10 Martin Jambor <mjambor@suse.cz>
637 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
638 check for variable argument counts independently.
640 2010-02-10 Christian Bruel <christian.bruel@st.com>
643 * config/sh/sh.c (find_barrier): Increase length for non delayed
644 conditional branches.
646 2010-02-10 Christian Bruel <christian.bruel@st.com>
648 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
650 2010-02-10 Jakub Jelinek <jakub@redhat.com>
652 * builtins.c (set_builtin_user_assembler_name): Also handle
653 ffs if int is smaller than word.
655 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
658 * ira-conflicts.c (get_dup): Remove.
659 (process_reg_shuffles): Add new parameter. Use it as an
660 additional guard for copy generation.
661 (add_insn_allocno_copies): Rewrite.
663 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
665 * common.opt (fsched2-use-traces): Preserved for backward
667 * doc/invoke.texi: Remove the documentation about option
669 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
670 flag_sched2_use_traces.
671 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
672 the backward compatibility flag section.
674 2010-02-09 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/43008
677 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
678 make HEAP variables initialized from global memory if they
679 are not known builtin functions.
680 (find_func_aliases): Adjust.
682 2010-02-09 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/43000
685 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
688 2010-02-08 Jakub Jelinek <jakub@redhat.com>
690 PR tree-optimization/42931
691 * tree-loop-linear.c (try_interchange_loops): Don't call
692 double_int_mul if estimated_loop_iterations failed.
694 2010-02-08 Martin Jambor <mjambor@suse.cz>
697 * tree-sra.c (build_accesses_from_assign): Do not mark in
698 should_scalarize_away_bitmap if stmt has volatile ops.
699 (sra_modify_assign): Do not process assigns piecemeal if if stmt
702 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
704 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
706 2010-02-07 Adam Nemet <adambnmet@gmail.com>
708 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
711 2010-02-07 Andrew Pinski <pinskia@gmail.com>
714 * df-core.c (df_finish_pass): Change type of saved_flags to int.
716 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
719 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
720 to unknown_dependence.
721 (graphite_legal_transform_dr): Handle the unknown_dependence.
722 (graphite_carried_dependence_level_k): Same.
724 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
726 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
728 2010-02-07 Richard Guenther <rguenther@suse.de>
731 * expr.c (get_inner_reference): Always initialize *pbitsize.
733 2010-02-07 Richard Guenther <rguenther@suse.de>
736 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
737 new ARRAY_REFs on variable size element or minimal index arrays.
739 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
740 gimple_fold_indirect_ref.
742 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
745 * arm.c (arm_override_options): Just return if the user has specified
748 2010-02-03 Jason Merrill <jason@redhat.com>
751 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
752 i386_pe_maybe_record_exported_symbol.
754 2010-02-05 Steve Ellcey <sje@cup.hp.com>
757 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
758 (pa_delegitimize_address): New function.
760 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
762 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
763 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
765 2010-02-05 Richard Guenther <rguenther@suse.de>
768 * lto-streamer-in.c (get_resolution): Deal with references
769 to undefined functions.
771 2010-02-05 Richard Guenther <rguenther@suse.de>
773 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
774 (fold_const_aggregate_ref): Likewise.
775 (ccp_fold_stmt): Substitute loads.
776 (maybe_fold_reference): Verify types before substituting.
778 (fold_gimple_assign): Unshare properly.
779 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
781 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
783 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
784 for rs6000_gen_cell_microcode.
786 2010-02-04 Richard Guenther <rguenther@suse.de>
788 PR rtl-optimization/42952
789 * dse.c (const_or_frame_p): Remove MEM handling.
791 2010-02-04 Nick Clifton <nickc@redhat.com>
793 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
794 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
795 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
796 (mn10300_asm_output_mi_thunk): New function.
797 (mn10300_can_output_mu_thunk): New function.
798 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
799 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
800 (FUNCTION_ARG): Delete incorrect comment.
802 2010-02-03 Jason Merrill <jason@redhat.com>
805 * fold-const.c (operand_equal_p): Handle erroneous types.
807 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
809 * config/h8300/h8300.md (can_delay): Fix attibute condition.
811 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
813 PR rtl-optimization/42941
814 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
817 2010-02-03 Jason Merrill <jason@redhat.com>
820 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
822 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
825 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
827 (cselib_reset_table): Renamed from...
828 (cselib_reset_table_with_next_value): ... this.
829 (cselib_get_next_uid): Renamed from...
830 (cselib_get_next_unknown_value): ... this.
831 * cselib.c (next_uid): Renamed from...
832 (next_unknown_value): ... this.
833 (cselib_clear_table): Adjust.
834 (cselib_reset_table): Adjust. Renamed from...
835 (cselib_reset_table_with_next_value): ... this.
836 (cselib_get_next_uid): Adjust. Renamed from...
837 (cselib_get_next_unknown_value): ... this.
838 (get_value_hash): Use hash.
839 (cselib_hash_rtx): Likewise.
840 (new_cselib_val): Adjust. Set and dump uid.
841 (cselib_lookup_mem): Pass next_uid as hash.
842 (cselib_subst_to_values): Likewise.
843 (cselib_log_lookup): Dump uid.
844 (cselib_lookup): Pass next_uid as hash. Adjust.
845 (cselib_process_insn): Adjust.
846 (cselib_init): Initialize next_uid.
847 (cselib_finish): Adjust.
848 (dump_cselib_table): Likewise.
849 * dse.c (canon_address): Dump value uid.
850 * print-rtl.c (print_rtx): Print value uid.
851 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
853 (dv_uid): New function, sort of renamed from...
854 (dv_htab_hash): ... this, reimplemented in terms of it and...
855 (dv_uid2hash): ... this. New.
856 (variable_htab_eq): Drop excess assertions.
857 (tie_break_pointers): Removed.
858 (canon_value_cmp): Compare uids.
859 (variable_post_merge_New_vals): Print uids.
860 (vt_add_function_parameters): Adjust.
861 (vt_initialize): Reset table. Adjust.
863 2010-02-03 Richard Guenther <rguenther@suse.de>
865 PR tree-optimization/42944
866 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
867 (call_may_clobber_ref_p_1): Likewise. Properly handle
868 malloc and calloc clobbering errno.
870 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
872 * doc/invoke.texi: Fix name of sched1 dump.
874 * opts.c (decode_options): Set flag_tree_switch_conversion
875 only conditionally on optimize >= 2.
877 * gcse.c: Assorted comment fixes in pass description.
879 2010-02-03 Anthony Green <green@moxielogic.com>
881 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
882 nop padding in order to maintain alignment of storage location of
883 target function address.
884 (moxie_trampoline_init): Store target function address at newly
886 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
888 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
890 2010-02-03 Richard Guenther <rguenther@suse.de>
893 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
895 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
897 * config.gcc: Reenable check for obsolete targets.
898 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
899 mips-sgi-irix6.[0-4]*.
901 2010-02-02 Nick Clifton <nickc@redhat.com>
903 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
904 constant size of 4 as being the same as 0.
905 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
906 can take values in the range 0..4.
908 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
911 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
912 as _darwin10_Unwind_FindEnclosingFunction().
913 * libgcc-libsystem.ver: New.
915 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
918 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
919 implicitly set registers.
921 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
923 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
924 (arm_override_options): Allow automatic selection of the thread
925 pointer register if thumb2.
926 (legitimize_pic_address): Improve code sequences for Thumb2.
927 (arm_call_tls_get_addr): Likewise.
928 (legitimize_tls_address): Likewise.
929 * arm.md (pic_load_addr_arm): Delete. Replace with ...
930 (pic_load_addr_32bit): ... this. New named pattern.
931 * thumb2.md (pic_load_addr_thumb2): Delete.
932 (pic_load_dot_plus_four): Delete.
933 (tls_load_dot_plus_four): New named pattern.
935 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
938 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
939 Document fix for TLS bug.
941 2010-01-31 Richard Guenther <rguenther@suse.de>
943 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
944 conservatively correct.
946 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
950 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
952 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
954 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
956 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
958 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
960 * config.gcc: Adjust order of makefile fragments for mingw targets.
962 2010-01-31 Richard Guenther <rguenther@suse.de>
965 * gimplify.c (gimplify_init_constructor): For volatile LHS
966 initialize a temporary.
968 2010-01-31 Matthias Klose <doko@ubuntu.com>
970 * configure.ac: Fix __stack_chk_fail check for cross builds configured
972 * configure: Regenerate.
974 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
976 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
977 the same alias set and their sizes different constantness.
978 (aliasing_component_refs_p): Revert 2009-10-24 change.
980 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
982 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
985 2010-01-29 Richard Guenther <rguenther@suse.de>
987 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
988 Assert we successfully updated the call.
990 2010-01-29 Jakub Jelinek <jakub@redhat.com>
992 PR rtl-optimization/42889
993 * df.h (df_set_bb_dirty_nonlr): New prototype.
994 * df-core.c (df_set_bb_dirty_nonlr): New function.
995 * df-scan.c (df_insn_rescan): Call it instead of
996 df_set_bb_dirty for DEBUG_INSNs.
998 2010-01-29 Richard Guenther <rguenther@suse.de>
1001 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1002 quadratic behavior in most cases.
1004 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1007 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1008 in the call to gen_x86_movsicc_0_m1.
1010 2010-01-28 Richard Guenther <rguenther@suse.de>
1012 PR tree-optimization/42871
1013 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1015 2010-01-28 Richard Guenther <rguenther@suse.de>
1017 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1018 into call arguments.
1020 2010-01-28 Richard Guenther <rguenther@suse.de>
1023 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1024 the forwarder if the destination is an EH landing pad.
1026 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1028 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1029 block list passed to gimple_duplicate_sese_tail.
1030 (parallelize_loops): Avoid parallelization when the function
1032 Avoid parallelization when the preheader is IRREDUCIBLE.
1033 Try to optimize when estimated_loop_iterations_int is unresolved.
1034 Add the loop's location to the dump file.
1035 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1036 (gimple_duplicate_sese_tail): Remove the check for the latch.
1037 Redirect nexits to the exit block.
1038 Remove handling of the incoming edges to the latch.
1039 Redirect the backedge from the copied latch to the exit bb.
1041 2010-01-28 Michael Matz <matz@suse.de>
1044 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1045 Wrap force_reg into a sequence, emit it before user.
1047 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1049 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1051 (arm_legacy_rev): Likewise.
1052 (thumb_legacy_rev): Likewise.
1054 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1056 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1057 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1058 on MEM's address failed, try avoid_constant_pool_reference and
1059 recurse if it returned something different.
1060 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1061 address, try avoid_constant_pool_reference and recurse if it
1062 returned something different.
1063 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1064 address and avoid_constant_pool_reference returned something
1065 different, don't set have_address.
1067 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1070 * var-tracking.c (val_store): Add modified argument, obey it.
1072 (count_uses): Move down logging of main.
1073 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1074 don't need resolution.
1075 (emit_notes_in_bb): Likewise.
1077 2010-01-27 Richard Guenther <rguenther@suse.de>
1080 * tree-inline.c (remap_decl): Delay remapping of SSA name
1081 default definitions until we need them.
1083 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1085 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1086 (rs6000_delegitimize_address): New function.
1088 * config/s390/s390.c (s390_delegitimize_address): Call
1089 delegitimize_mem_from_attrs.
1092 * tree-inline.c (cannot_copy_type_1): Removed.
1093 (copy_forbidden): Don't forbid copying of functions containing
1094 records/unions with variable length fields.
1096 2010-01-27 Christian Bruel <christian.bruel@st.com>
1100 * config/sh/sh.c (find_barrier): Increase length for non delayed
1101 conditional branches.
1103 2010-01-27 Matthias Klose <doko@ubuntu.com>
1105 * configure.ac (gnu-unique-object): Fix ldd version check.
1106 * configure: Regenerate.
1108 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1110 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1112 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1113 Test for HAVE_GNU_AS value.
1115 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1117 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1118 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1119 INT64_TYPE): Define.
1120 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1121 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1122 INT_LEAST64_TYPE): Define.
1123 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1124 UINT_LEAST64_TYPE): Define.
1125 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1126 INT_FAST64_TYPE): Define.
1127 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1128 UINT_FAST64_TYPE): Define.
1129 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1130 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1131 (SIG_ATOMIC_TYPE): Define.
1133 2010-01-26 Richard Guenther <rguenther@suse.de>
1135 * df-scan.c (df_scan_set_bb_info): Remove assert.
1136 (df_insn_rescan_debug_internal): Merge asserts.
1137 (df_install_ref): Likewise.
1138 (df_mark_reg): Use bitmap_set_range.
1139 (df_hard_reg_used_p): Remove assert.
1140 (df_hard_reg_used_count): Likewise.
1142 2010-01-26 Richard Guenther <rguenther@suse.de>
1144 PR rtl-optimization/42685
1145 * web.c (web_main): Ignore DEBUG_INSNs.
1147 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1149 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1151 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1152 Fix types of fndecl and arglist parameters.
1154 2010-01-26 Richard Guenther <rguenther@suse.de>
1157 * tree-eh.c (unsplit_eh): Skip debug insns.
1159 2010-01-26 Richard Guenther <rguenther@suse.de>
1161 PR tree-optimization/42250
1162 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1164 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1167 * omp-low.c (expand_omp_sections): Only use single_pred if
1168 l2_bb is single_pred_p.
1170 2010-01-25 Christian Bruel <christian.bruel@st.com>
1173 * config/sh/sh.c (find_barrier): Increase length for non delayed
1174 conditional branches.
1175 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1177 2010-01-24 David S. Miller <davem@davemloft.net>
1179 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1180 define if not using GAS.
1181 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1182 Likewise. Delete SECTION_MERGE code, which is only applicable
1185 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1188 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1189 mangling of va_list in system headers.
1191 2010-01-23 Toon Moene <toon@moene.org>
1193 * tree-predcom.c (combine_chains): Return NULL, not false.
1195 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1197 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1198 initialization of variable res to agree with return type.
1200 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1202 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1203 * tree-sra.c: Add include of expr.h.
1205 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1207 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1208 insert the debug stmt on the single non-EH edge from the stmt.
1210 2010-01-22 Richard Henderson <rth@redhat.com>
1213 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1214 the RHS until after generate_subtree_copies has insertted its
1215 code before the current statement.
1217 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1219 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1221 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1223 2010-01-21 Martin Jambor <mjambor@suse.cz>
1225 PR tree-optimization/42585
1226 * tree-sra.c (struct access): New field grp_total_scalarization.
1227 (dump_access): Dump the new field.
1228 (should_scalarize_away_bitmap): New variable.
1229 (cannot_scalarize_away_bitmap): Likewise.
1230 (sra_initialize): Allocate new bitmaps.
1231 (sra_deinitialize): Free new bitmaps.
1232 (create_access_1): New function.
1233 (create_access): Parts moved to create_access_1.
1234 (type_consists_of_records_p): New function.
1235 (completely_scalarize_record): Likewise.
1236 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1237 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1238 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1240 (analyze_all_variable_accesses): Completely scalarize small eligible
1243 2010-01-21 Martin Jambor <mjambor@suse.cz>
1245 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1247 2010-01-21 Andrew Haley <aph@redhat.com>
1249 * gcc.c (process_command): Move lang_specific_driver before
1250 setting cc_libexec_prefix.
1252 2010-01-21 Richard Guenther <rguenther@suse.de>
1255 * fold-const.c (negate_expr_p): Pretend only negative
1256 real constants are easily negatable.
1258 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1259 Jason Merrill <jason@redhat.com>
1261 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1262 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1263 * calls.c (initialize argument_information): Handle it.
1264 * c-common.c (handle_transparent_union_attribute): Use new name.
1265 * c-decl.c (finish_struct): Ditto.
1266 * c-typeck.c (type_lists_compatible_p): Ditto.
1267 (convert_for_assignment): Use new name and also handle record.
1268 * function.c (aggregate_value_p): Handle it.
1269 (pass_by_reference): Ditto.
1270 (assign_parm_data_types): Ditto.
1271 * print-tree.c (print_node): Ditto.
1272 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1273 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1274 * tree.c (first_field): New fn.
1276 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1279 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1280 even when linking statically, for now.
1282 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1285 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1286 without a cselib val.
1287 (count_uses): Accept MO_VAL_SET with no val on stores.
1288 (add_stores): Likewise.
1290 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1292 * var-tracking.c (check_value_val): Add a compile time assertion.
1293 (dv_is_decl_p): Simplify.
1294 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1295 gcc_assert if ENABLE_CHECKING.
1297 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1300 * var-tracking.c: Include tree-flow.h.
1301 (mem_dies_at_call): New.
1302 (dataflow_set_preserve_mem_locs): Use it.
1303 (dataflow_set_remove_mem_locs): Likewise.
1304 (dump_var): Renamed from dump_variable. Adjust all callers.
1305 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1306 * Makefile.in (var-tracking.o): Adjust deps.
1308 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1310 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1312 2010-01-20 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/42717
1315 * tree-ssa-dce.c (get_live_post_dom): Remove.
1316 (forward_edge_to_pdom): Take an arbitrary edge to copy
1317 degenerate PHI args from.
1318 (remove_dead_stmt): Use the first post-dominator even if it
1319 does not contain live statements as redirection destination.
1321 2010-01-20 Richard Guenther <rguenther@suse.de>
1323 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1325 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1327 * sel-sched.c (create_speculation_check): Remove set but not used
1329 (try_transformation_cache): Remove set but not used variable ds.
1330 (calculate_privileged_insns): Remove set but not used variables
1331 cur_insn and min_spec_insn.
1332 (find_best_expr): Remove set but not used variable avail_n.
1333 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1335 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1337 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1338 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1341 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1344 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1345 cpu types. Add support for *-sse3 cpu types.
1346 (x86_64-*-*): Ditto.
1348 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1351 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1352 argument, call initializer_constant_valid_p_1 instead of
1353 initializer_constant_valid_p, pass CACHE to it, return NULL
1354 immediately if first call returns NULL.
1355 (initializer_constant_valid_p_1): New function.
1356 (initializer_constant_valid_p): Use it.
1358 2010-01-20 Thomas Quinot <quinot@adacore.com>
1360 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1362 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1364 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1365 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1366 (loc_list_from_tree): Don't handle unsigned division. Handle
1367 signed modulo using DW_OP_{over,over,div,mul,minus}.
1368 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1369 modulo instead of signed.
1371 2010-01-20 DJ Delorie <dj@redhat.com>
1373 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1375 (h8300_emit_stack_adjustment): Propogate it.
1377 (h8300_expand_prologue): Likewise.
1378 (h8300_expand_epilogue): Likewise.
1380 2010-01-19 Michael Matz <matz@suse.de>
1382 PR tree-optimization/41783
1383 * tree-data-ref.c (toplevel): Include flags.h.
1384 (dump_data_dependence_relation): Also dump the inputs if the
1385 result will be unknown.
1386 (split_constant_offset_1): Look through some conversions.
1387 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1388 the offset from last element is too large.
1389 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1390 (reassociate_to_the_same_stmt): Handle vector registers.
1391 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1393 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1394 wide_prolog_niters argument, emit widening instructions.
1395 (vect_do_peeling_for_alignment): Adjust caller, use widened
1396 variant of the iteration cound.
1397 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1399 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1402 * config/arm/neon-testgen.m (emit_automatics): New parameter
1403 features. Adjust for Fixed_return_reg feature.
1404 (test_intrinsic): Call emit_automatics with new feature.
1405 * config/arm/neon.ml: Update copyright years.
1406 (features): New Fixed_return_reg feature.
1407 (ops): Update feature for Vget_low.
1409 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1411 PR tree-optimization/42719
1412 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1416 * fwprop.c (all_uses_available_at): Return false if def_set dest
1417 is a REG that is used in def_insn.
1419 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1421 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1423 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1426 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1428 * target.h (struct gcc_target) <secondary_reload>: Change type
1429 of last argument to secondary_reload_info *.
1431 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1434 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1435 memory references with unaligned offsets. Remove CQImode handling.
1436 (unaligned_memory_operand): Return 1 for memory references with
1437 unaligned offsets. Remove CQImode handling.
1439 2010-01-18 Richard Guenther <rguenther@suse.de>
1442 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1445 2010-01-18 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/42781
1448 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1449 restrict processing only if the original variable was artificial.
1451 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1453 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1454 find number of popped argument bytes.
1456 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1457 Fix the text that describes the return value for invalid insns.
1459 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1461 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1462 Clarify what 'cost of the -dependence' is. Fix quoting.
1464 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1465 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1467 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1469 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1470 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1472 2010-01-17 Richard Guenther <rguenther@suse.de>
1475 * function.c (split_complex_args): Take a VEC to modify.
1476 (assign_parms_augmented_arg_list): Build a VEC instead of
1477 a chain of PARM_DECLs.
1478 (assign_parms_unsplit_complex): Take a VEC of arguments.
1479 Do not fixup unmodified parms.
1480 (assign_parms): Deal with the VEC.
1481 (gimplify_parameters): Likewise.
1483 2010-01-17 Richard Guenther <rguenther@suse.de>
1485 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1486 node existence check.
1487 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1488 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1489 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1490 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1491 (gimple_execute_on_growing_pred): Likewise.
1493 2010-01-17 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/42773
1496 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1497 (compute_antic_aux): Likewise.
1498 (compute_partial_antic_aux): Likewise.
1500 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1503 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1506 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1508 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1511 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1512 Fix markup for strict argument.
1514 (TARGET_SCHED_REORDER2): Fix argument types.
1516 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1517 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1519 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1520 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1522 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1525 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1526 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1527 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1528 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1529 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1531 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1533 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1535 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1536 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1538 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1540 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1543 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1545 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1546 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1548 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1550 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1552 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1553 referring to it. Fix language.
1555 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1557 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1559 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1561 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1563 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1564 '@var{stream}. Remove stray 'and'.
1566 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1568 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1570 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1572 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1573 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1575 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1576 Fix description of return value.
1577 Rename argument "sz" to "len."
1579 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1580 Clarify meaning of 'true' return value.
1582 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1584 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1585 rep_mode versus mode_rep.
1587 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1589 (TARGET_BUILTIN_DECL): Fix name.
1591 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1593 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1595 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1597 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1599 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1601 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1604 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1605 Rename argument tm_fn to md_fn.
1607 (TARGET_OPTION_PRINT): Fix argument list.
1609 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1612 * config/i386/i386.c (ix86_fixup_binary_operands):
1613 Revert FMA4 fixup of operands.
1615 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1618 * Makefile.in (write_entries_to_file, install-plugin):
1619 Use \012 instead of \n with tr.
1621 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1623 * configure.ac (HAVE_AS_REF): New C macro.
1624 * configure: Regenerate.
1625 * config.in: Likewise.
1626 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1628 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1631 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1633 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1635 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1637 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1639 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1641 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1643 (TARGET_BINDS_LOCAL_P): Fix argument type.
1645 (TARGET_ASM_FILE_END): Use prototype.
1647 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1649 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1651 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1653 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1655 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1656 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1658 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1659 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1661 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1662 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1663 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1664 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1666 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1668 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1670 (TARGET_INIT_BUILTINS): Use prototype.
1672 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1673 Put 'const char *' in braces. Fix parameter types.
1674 (TARGET_INVALID_CONVERSION): Fix parameter types.
1675 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1676 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1678 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1681 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1683 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1685 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1687 * doc/tm.texi (TARGET_HELP): Fix return type.
1689 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1690 in braces. Fix argument types.
1692 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1694 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1696 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1698 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1699 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1701 (TARGET_MANGLE_TYPE): Fix argument types.
1703 (TARGET_IRA_COVER_CLASSES): Use prototype.
1705 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1707 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1709 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1711 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1713 (TARGET_CALLEE_COPIES): Fix argument types.
1715 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1717 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1719 (TARGET_FUNCTION_VALUE): Fix argument types.
1721 (TARGET_RETURN_IN_MSB): Fix argument type.
1723 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1725 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1727 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1729 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1730 agree with return type.
1732 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1734 2010-01-15 Jing Yu <jingyu@google.com>
1736 PR rtl-optimization/42691
1737 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1738 a pseudo to a constant and are merged, and adjust comments.
1740 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1742 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1744 2010-01-15 Richard Guenther <rguenther@suse.de>
1747 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1748 labels of computed or non-local gotos to the destination.
1749 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1750 landing pad label is the first label.
1752 2010-01-15 Richard Guenther <rguenther@suse.de>
1754 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1756 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1759 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1760 to allow generation of the xssqrtdp instruction on power7.
1761 (sqrtdf2_fpr): Ditto.
1763 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1766 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1767 functions with noreturn attribute.
1770 * varasm.c (declare_weak): Add weak attribute to decl if it
1771 doesn't have one already.
1772 (assemble_external): Only add decls to weak_decls if they also
1773 have weak attribute.
1775 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1777 * var-tracking.c (var_reg_delete): Don't delete the association
1778 between REGs and values or one-part variables if the register
1781 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1784 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1785 because its first operand is a non-localized variable.
1787 2010-01-14 Martin Jambor <mjambor@suse.cz>
1789 PR tree-optimization/42706
1790 * tree-sra.c (encountered_recursive_call): New variable.
1791 (encountered_unchangable_recursive_call): Likewise.
1792 (sra_initialize): Initialize both new variables.
1793 (callsite_has_enough_arguments_p): New function.
1794 (scan_function): Call decl and flags check only for IPA-SRA, check
1795 whether there is a recursive call and whether it has enough arguments.
1796 (all_callers_have_enough_arguments_p): New function.
1797 (convert_callers): Look for recursive calls only when
1798 encountered_recursive_call is set.
1799 (ipa_early_sra): Bail out either if
1800 !all_callers_have_enough_arguments_p or
1801 encountered_unchangable_recursive_call.
1803 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1805 * sel-sched.c: Add 2010 to copyright years.
1806 * sel-sched-ir.c: Likewise.
1807 * sel-sched-ir.h: Likewise.
1809 2010-01-14 Martin Jambor <mjambor@suse.cz>
1811 PR tree-optimization/42714
1812 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1813 constructors specially.
1815 2010-01-14 Andi Kleen <ak@linux.intel.com>
1817 * config/i386/drivers-i386.c (detect_caches_intel):
1818 Add l2sizekb parameter and fill in.
1819 (host_detect_local_cpu): Add l2sizekb, fill in.
1820 Add Atom small cache heuristic.
1822 2010-01-14 Andi Kleen <ak@linux.intel.com>
1824 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1825 Add level3 parameter and fill in.
1826 (detect_caches_intel): Handle level3 cache.
1828 2010-01-14 Andi Kleen <ak@linux.intel.com>
1830 * config/i386/drivers-i386.c (host_detect_local_cpu):
1831 Fix core duo detection.
1833 2010-01-14 Andi Kleen <ak@linux.intel.com>
1835 * config/i386/drivers-i386.c (host_detect_local_cpu):
1838 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1840 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1841 (rs6000_variable_issue_1): this. Use...
1842 (rs6000_variable_issue): here. Reimplement. Print debug info.
1844 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1846 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1847 sel_restore_notes. Update all callers. Call reemit_notes
1850 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1852 PR rtl-optimization/42246
1853 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1856 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1858 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1859 all successors is the same as number of successors in current region.
1861 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1863 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1864 to rename is not separable. Otherwise check that its LHS is not NULL.
1866 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1868 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1870 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1872 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1873 available registers when failed to discover LHS register class.
1874 Fix indentation. Update comment.
1876 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1877 Alexander Monakov <amonakov@ispras.ru>
1879 PR rtl-optimization/42389
1880 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1882 (advance_state_on_fence): Likewise.
1883 (sel_target_adjust_priority): Print debug output only when
1884 sched_verbose >= 4, not 2.
1885 (get_expr_cost): Do not issue all unique insns on the next cycle.
1886 (fill_insns): Initialize can_issue_more from the value saved
1888 * sel-sched-ir.c (flist_add): New parameter issue_more.
1889 Init FENCE_ISSUE_MORE with it.
1890 (merge_fences): Likewise.
1891 (init_fences): Update call to flist_add.
1892 (add_to_fences, add_clean_fence_to_fences)
1893 (add_dirty_fence_to_fences): Likewise.
1894 (move_fence_to_fences): Update call to merge_fences.
1895 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1897 * sel-sched-ir.h (struct _fence): New field issue_more.
1898 (FENCE_ISSUE_MORE): New accessor macro.
1900 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1902 PR rtl-optimization/42388
1903 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1904 that have no predecessors nor successors. Do not call move_bb_info
1905 for empty blocks outside of current region.
1907 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1909 PR rtl-optimization/42294
1910 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1911 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1912 originators' originators.
1914 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1916 PR rtl-optimization/39453
1917 PR rtl-optimization/42246
1918 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1920 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1922 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1923 Alexander Monakov <amonakov@ispras.ru>
1926 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1927 (maybe_tidy_empty_bb): ... here. Make static. Add new
1928 argument. Update all callers.
1929 (tidy_control_flow): ... and here. Recompute topological order
1930 of basic blocks in region if necessary.
1931 (sel_redirect_edge_and_branch): Change return type. Return true
1932 if topological order might have been invalidated.
1933 (purge_empty_blocks): Export and move from...
1934 * sel-sched.c (purge_empty_blocks): ... here.
1935 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1936 (maybe_tidy_empty_bb): Delete prototype.
1937 (purge_empty_blocks): Declare.
1939 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1941 PR rtl-optimization/42249
1942 * sel-sched.c (try_replace_dest_reg): When chosen register
1943 and original register is the same, do not bail out early, but
1944 still check all original insns for validity of replacing destination
1945 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1948 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1951 Port from no-undefined-overflow branch:
1952 2009-03-09 Richard Guenther <rguenther@suse.de>
1954 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1956 2010-01-14 Richard Guenther <rguenther@suse.de>
1959 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1961 2010-01-14 Ira Rosen <irar@il.ibm.com>
1963 PR tree-optimization/42709
1964 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1965 as scalar type in creation of constant vector operand.
1967 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1970 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1971 (check-parallel-%): Match `testsuite' directory component only
1974 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1976 PR translation/39521
1977 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1980 2010-01-13 Richard Guenther <rguenther@suse.de>
1982 PR tree-optimization/42730
1983 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1986 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1989 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1990 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1993 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1995 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1996 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1997 ___umulsi3_highpart.
1999 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2000 rather than schedule_insns if the pass is enabled.
2002 2010-01-13 Martin Jambor <mjambor@suse.cz>
2004 PR tree-optimization/42704
2005 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2008 2010-01-13 Martin Jambor <mjambor@suse.cz>
2010 PR tree-optimization/42703
2011 * tree-sra.c (analyze_access_subtree): Check that we can build a
2012 reference to the original data within the aggregate.
2014 2010-01-13 Richard Guenther <rguenther@suse.de>
2016 PR tree-optimization/42705
2017 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2019 2010-01-13 Richard Guenther <rguenther@suse.de>
2022 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2024 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2027 * var-tracking.c (values_to_unmark): New variable.
2028 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2029 values_to_unmark vector. Moved body to...
2030 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2031 instead queue it into values_to_unmark vector.
2032 (vt_find_locations): Free values_to_unmark vector.
2034 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2036 * config/s390/s390.c (override_options): Set
2037 default of max-pending-list-length to 256
2039 2010-01-13 Richard Guenther <rguenther@suse.de>
2042 * tree-pass.h (PROP_gimple_lcx): New.
2043 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2044 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2045 before the final cleanup_eh.
2046 (dump_properties): Dump PROP_gimple_lcx.
2047 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2048 (tree_lower_complex_O0): Remove.
2049 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2050 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2051 tree_lower_complex, schedule TODO_update_ssa.
2052 * lto-streamer-out.c (output_function): Stream the functions
2054 * lto-streamer-in.c (input_function): Likewise.
2055 (lto_read_body): Do not override them here.
2057 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2060 * c-typeck.c (build_c_cast): Fold value cast to union type before
2061 wrapping it in a CONSTRUCTOR.
2063 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2065 PR rtl-optimization/42699
2066 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2069 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2071 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2072 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2073 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2074 SUBTARGET_WARN_UNUSED_SPEC): ... here
2075 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2077 2010-01-12 Julian Brown <julian@codesourcery.com>
2079 * config/arm/neon-schedgen.ml (Utils): Don't try to
2080 open missing module.
2081 (find_with_result): New.
2083 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2086 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2087 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2089 PR tree-optimization/42645
2090 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2091 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2092 decl_map, set processing_debug_stmt to -1 and return name without
2095 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2097 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2098 binutils version, and reword target configuration description.
2100 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2102 * config/avr/avr.h (LINKER_NAME): Remove.
2104 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2107 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2108 that support VSX, warn for -mno-altivec if vsx is not disabled,
2111 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2112 Shujing Zhao <pearly.zhao@oracle.com>
2114 PR translation/42469
2115 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2116 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2117 character between option name and help text.
2118 * c.opt (imultilib): Likewise.
2120 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2122 * lto-streamer-out.c (output_unreferenced_globals): Output static
2125 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2127 PR rtl-optimization/42621
2128 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2129 optimizing for size.
2130 (duplicate_computed_gotos): Remove now-redundant check.
2132 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2135 * configure.ac: Save and restore LDFLAGS and LIBS
2136 * configure: Regenerate.
2138 2010-01-10 Richard Guenther <rguenther@suse.de>
2141 * builtins.c (fold_builtin_strlen): Add type argument and
2142 convert the resulting length to it.
2143 (fold_builtin_1): Adjust.
2145 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2147 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2148 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2150 (num_insns_constant_wide): Adjust for that change.
2152 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2155 * web.c (union_defs): Add used argument, to combine uses of
2157 (entry_register): Adjust type and tests of used argument.
2158 (web_main): Widen used for new use. Pass it to union_defs.
2159 * df.h (union_defs): Adjust prototype.
2161 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2164 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2165 uses in new incoming argument. Free body.
2166 (reset_debug_uses_in_loop): New.
2167 (analyze_insn_to_expand_var): Call the latter if the former found
2168 anything. Fix whitespace. Reject invalid dest overlaps before
2169 going through all insns in the loop.
2171 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2174 * haifa-sched.c (dying_use_p): Debug insns don't count.
2176 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2179 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2180 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2181 (verify_gimple_call): Reject LHS in noreturn calls.
2183 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2187 * tree-vect-loop-manip.c (adjust_info): New type.
2188 (adjust_vec): New pointer to vector.
2189 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2190 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2191 (slpeel_update_phis_for_duplicate_loop): Use them.
2192 (slpeel_update_phi_nodes_for_guard1): Likewise.
2193 (slpeel_update_phi_nodes_for_guard2): Likewise.
2194 (slpeel_tree_peel_loop_to_edge): Likewise.
2195 (vect_update_ivs_after_vectorizer): Likewise.
2197 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2199 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2200 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2202 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2204 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2205 bogus uninitialized warning.
2207 2010-01-09 Richard Guenther <rguenther@suse.de>
2210 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2211 the evolution is compatible with the initial condition.
2213 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2215 * gcc.c (process_command): Update copyright notice dates.
2216 * gcov.c (print_version): Likewise.
2217 * gcov-dump.c (print_version): Likewise.
2218 * mips-tfile.c (main): Likewise.
2219 * mips-tdump.c (main): Likewise.
2221 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2224 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2226 (rotlhi3_8): Delete.
2228 (rotlsi3_8): Delete.
2229 (rotlsi3_16): Delete.
2230 (rotlsi3_24): Delete.
2232 (*rotw<mode>3): New.
2233 (*rotb<mode>3): New.
2234 * config/avr/avr.c (avr_rotate_bytes): New function.
2235 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2237 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2240 * configure.ac: Modify -rdynamic check.
2241 * configure: Regenerate.
2243 2010-01-08 DJ Delorie <dj@redhat.com>
2245 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2246 register popping order.
2248 2010-01-08 Richard Guenther <rguenther@suse.de>
2251 * c.opt (fsigned-char): Also let LTO handle this option.
2252 (funsigned-char): Likewise.
2254 2010-01-07 Richard Guenther <rguenther@suse.de>
2256 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2257 (gimple_op): Likewise.
2258 (gimple_op_ptr): Likewise.
2259 (gimple_assign_set_lhs): Remove gcc_assert.
2260 (gimple_assign_set_rhs1): Likewise.
2261 (gimple_assign_set_rhs2): Likewise.
2262 (gimple_call_set_lhs): Likewise.
2263 (gimple_call_set_fn): Likewise.
2264 (gimple_call_set_fndecl): Likewise.
2265 (gimple_call_fndecl): Likewise.
2266 (gimple_call_return_type): Likewise.
2267 (gimple_call_set_chain): Likewise.
2268 (gimple_call_num_args): Likewise.
2269 (gimple_call_set_arg): Likewise.
2270 (gimple_cond_set_code): Likewise.
2271 (gimple_cond_set_lhs): Likewise.
2272 (gimple_cond_set_rhs): Likewise.
2273 (gimple_cond_set_true_label): Likewise.
2274 (gimple_cond_set_false_label): Likewise.
2275 (gimple_label_set_label): Likewise.
2276 (gimple_goto_set_dest): Likewise.
2277 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2278 (gimple_debug_bind_get_value): Likewise.
2279 (gimple_debug_bind_get_value_ptr): Likewise.
2280 (gimple_debug_bind_set_var): Likewise.
2281 (gimple_debug_bind_set_value): Likewise.
2282 (gimple_debug_bind_reset_value): Likewise.
2283 (gimple_debug_bind_has_value_p): Likewise.
2284 (gimple_return_retval_ptr): Remove gcc_assert.
2285 (gimple_return_retval): Likewise.
2286 (gimple_return_set_retval): Likewise.
2287 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2288 (safe_referenced_var_iterator): Remove.
2289 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2290 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2291 (fill_referenced_var_vec): Remove.
2292 (first_readonly_imm_use): Remove redundant gcc_assert.
2293 (phi_arg_index_from_use): Combine gcc_asserts.
2294 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2295 (first_imm_use_stmt): Remove redundant gcc_assert.
2296 * tree-cfg.c (verify_gimple_call): Verify function and chain
2297 operands. Verify arguments.
2298 (verify_types_in_gimple_stmt): Verify condition code and labels.
2300 2010-01-07 Richard Guenther <rguenther@suse.de>
2302 PR tree-optimization/42641
2303 * sese.c (rename_map_elt_info): Use the SSA name version, do
2306 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2308 PR tree-optimization/42625
2309 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2310 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2312 2010-01-07 Duncan Sands <baldrick@free.fr>
2314 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2316 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2319 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2320 note itself is not function_invariant_p.
2322 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2324 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2325 Do not add the DF_NOTE problem.
2326 * store-motion.c (execute_rtl_store_motion): Likewise.
2328 2010-01-07 Martin Jambor <mjambor@suse.cz>
2330 PR tree-optimization/42157
2331 * tree-sra.c (compare_access_positions): Stabilize sort if both
2332 accesses have integer types, return zero immediately if they are the
2335 2010-01-06 Richard Henderson <rth@redhat.com>
2338 * haifa-sched.c (add_to_note_list): Merge into ...
2339 (concat_note_lists): ... here, and ...
2340 (unlink_other_notes, rm_other_notes): Merge into...
2341 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2342 NOTE_INSN_EPILOGUE_BEG.
2344 2010-01-06 Richard Guenther <rguenther@suse.de>
2346 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2347 not inline regular functions into always-inline functions.
2349 2010-01-06 Nick Clifton <nickc@redhat.com>
2351 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2352 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2354 (OVERRIDE_OPTIONS): Delete.
2355 (OPTIMIZATION_OPTIONS): Define.
2356 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2357 * config/rx/rx.c (rx_handle_option): Issue an error message if
2358 -mcpu=rx200 and -fpu are used together.
2359 (rx_set_optimization_options): New function. Issue an error
2360 message if an optimization attribute attempts to reset the FPU/
2361 math optimization pairing.
2362 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2363 * config/rx/rx.opt: Set the default to 32-bit doubles.
2364 * config/rx/t-rx: Add multilibs for -nofpu option.
2365 * doc/invoke.texi: Update documentation of RX options.
2367 2010-01-06 Richard Guenther <rguenther@suse.de>
2369 * tree-ssa-pre.c (name_to_id): New global.
2370 (alloc_expression_id): Simplify SSA name handling.
2371 (lookup_expression_id): Likewise.
2372 (init_pre): Zero name_to_id.
2373 (fini_pre): Free it.
2375 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2377 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2379 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2382 * config/i386/sse.md (smaxv2di3): New.
2383 (umaxv2di3): Likewise.
2384 (sminv2di3): Likewise.
2385 (uminv2di3): Likewise.
2387 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2390 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2391 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2392 (legitimize_tls_address): Likewise.
2393 (sparc_tls_referenced_p): Likewise.
2394 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2395 and adjust calls to legitimize_pic_address.
2396 (legitimate_constant_p) Use sparc_tls_referenced_p.
2397 (legitimate_pic_operand_p): Likewise.
2398 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2399 (sparc_tls_symbol_ref_1): Delete.
2400 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2401 (legitimize_tls_address): Make static, handle CONST patterns.
2402 (legitimize_pic_address): Make static, remove unused parameter and
2403 adjust recursive calls.
2404 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2405 and adjust call to legitimize_pic_address.
2406 (sparc_output_mi_thunk): Likewise.
2408 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2409 H.J. Lu <hongjiu.lu@intel.com>
2412 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2413 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2414 operands to make them signed.
2417 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2420 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2421 GTU to GT for V4SI and V2DI.
2423 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2424 (umin<mode>3): Removed.
2426 (uminv4si3): Likewise.
2428 2010-01-05 Martin Jambor <mjambor@suse.cz>
2430 PR tree-optimization/42462
2431 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2432 current_function_decl to helper functions and macros.
2434 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2437 * flags.h: Don't include real.h.
2438 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2439 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2440 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2441 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2442 * dominance.c: Update copyright.
2443 * gimple.c (walk_gimple_op): Remove inline.
2444 * tree-ssa-reassoc.c: Include real.h.
2445 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2446 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2448 2010-01-05 Nick Clifton <nickc@redhat.com>
2450 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2451 register to push into the stack frame when the accumulator has to
2452 be saved during interrupts.
2454 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2456 * doc/invoke.texi: Remove the documentation about option
2458 * common.opt (Wunreachable-code): Preserved for backward
2460 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2461 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2462 the backward compatibility flag section.
2464 2010-01-05 Richard Guenther <rguenther@suse.de>
2466 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2468 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2471 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2473 PR tree-optimization/42508
2474 * tree-sra.c (convert_callers): Check for recursive call
2475 by comparing cgraph nodes instead of decls.
2476 (modify_function): Call ipa_modify_formal_parameters also
2477 on all same_body aliases.
2479 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2480 cgraph nodes when checking for same_body aliases.
2482 2010-01-05 Richard Guenther <rguenther@suse.de>
2484 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2485 allocation and lookup.
2486 (get_or_alloc_expr_for_constant): Likewise.
2487 (phi_translate): Sink allocation.
2489 2010-01-04 Richard Guenther <rguenther@suse.de>
2491 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2492 a new entry only if needed.
2493 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2494 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2496 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2498 (phi_translate): Handle CONSTANTs early.
2500 2010-01-04 Martin Jambor <mjambor@suse.cz>
2502 PR tree-optimization/42398
2503 * tree-sra.c (struct access): Removed flag grp_different_types.
2504 (dump_access): Do not dump the removed flag.
2505 (sort_and_splice_var_accesses): Do not set the removed flag.
2506 (sra_modify_expr): Check for type compatibility directly.
2508 2010-01-04 Martin Jambor <mjambor@suse.cz>
2510 PR tree-optimization/42366
2511 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2512 edges with variable number of parameters.
2513 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2514 flag instead of asserting it.
2515 (ipa_read_node_info): Read uses_analysis_done flag.
2517 2010-01-04 Richard Guenther <rguenther@suse.de>
2519 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2520 iterative_hash_* as intended.
2521 (vn_reference_compute_hash): Likewise. Simplify hashing
2523 (vn_reference_lookup_2): Likewise.
2524 (vn_nary_op_compute_hash): Likewise.
2525 (vn_phi_compute_hash): Likewise.
2526 (expressions_equal_p): Remove strange code.
2527 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2528 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2529 (bitmap_insert_into_set_1): Take value-id as parameter.
2530 (add_to_value): Pass it.
2531 (bitmap_insert_into_set): Likewise.
2532 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2534 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2537 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2538 (do_self_spec): For switches with SWITCH_IGNORE set set also
2539 SWITCH_IGNORE_PERMANENTLY.
2540 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2543 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2545 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2546 tree of an unreferenced global var.
2548 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2551 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2552 GTU to GT for V4SI and V2DI.
2554 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2555 (umin<mode>3): Removed.
2557 (uminv4si3): Likewise.
2559 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2562 * collect2.c (main): Turn on trace in collect2 if -v is passed
2565 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2567 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2568 description of expression operand.
2570 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2572 * configure.ac: Add install-html to target_list for Make-hooks.
2573 * configure: Regenerate.
2574 * fortran/Make-lang.in (F95_HTMLFILES): New.
2575 (fortran.html): Use it.
2576 (fortran.install-html): New.
2577 * Makefile.in (install-html): Add lang.install-html.
2578 * java/Make-lang.in (JAVA_HTMLFILES): New.
2579 (java.html): Use it.
2580 (java.install-html): New.
2581 * objc/Make-lang.in (objc.install-html): New.
2582 * objcp/Make-lang.in (obj-c++.install-html): New.
2583 * cp/Make-lang.in (c++.install-html): New.
2584 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2585 * lto/Make-lang.in (lto.install-html): New.
2587 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2590 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2592 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2594 PR rtl-optimization/41862
2595 * store-motion.c (store_killed_in_insn, compute_store_table,
2596 remove_reachable_equiv_notes, replace_store_insn,
2597 build_store_vectors): Ignore all DEBUG_INSNs.
2599 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2602 * common.opt: Add dumpdir.
2604 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2606 (option_map): Add --dumpdir.
2608 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2610 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2612 * opts.c (decode_options): Try dump_dir_name first if
2613 dump_base_name isn't an absolute path.
2614 (common_handle_option): Handle OPT_dumpdir.
2616 * toplev.c (dump_dir_name): New.
2617 (print_switch_values): Also ignore -dumpdir.
2619 * toplev.h (dump_dir_name): New.
2621 2010-01-03 Richard Guenther <rguenther@suse.de>
2623 PR tree-optimization/42589
2624 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2625 double-word expansion of bswap32.
2627 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2629 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2630 with BLOCK_FOR_INSN.
2631 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2632 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2633 noce_process_if_block): Likewise.
2634 * gcse.c (compute_local_properties, insert_expr_in_table,
2635 insert_set_in_table, canon_list_insert, find_avail_set,
2636 pre_insert_copy_insn): Likewise.
2638 * basic-block.h (BLOCK_NUM): Move from here...
2639 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2641 2010-01-03 Richard Guenther <rguenther@suse.de>
2643 PR tree-optimization/42438
2644 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2645 contains_may_not_return_call flag.
2646 (BB_MAY_NOTRETURN): New.
2647 (valid_in_sets): Trapping nary operations are not valid
2648 in blocks that may not return.
2649 (insert_into_preds_of_block): Remove check for trapping expressions.
2650 (compute_avail): Compute also BB_MAY_NOTRETURN.
2652 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2654 * doc/invoke.texi: Add 2010 to copyright years.
2656 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2658 * config/sparc/sparc.c: Fix formatting nits.
2660 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2661 Alexander Monakov <amonakov@ispras.ru>
2663 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2665 2010-01-02 Richard Guenther <rguenther@suse.de>
2668 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2669 (simplify_switch_using_ranges): Mark to be removed edges
2672 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2674 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2676 * collect2.c (scan_libraries): Add missing argument in call to
2679 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2682 * config/alpha/predicates.md (aligned_memory_operand): Return false
2684 (unaligned_memory_operand): Return true for CQImode.
2685 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2686 doesn not cross aligned SImode word boundary.
2688 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2690 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2692 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2693 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2695 2010-01-02 Richard Guenther <rguenther@suse.de>
2698 * toplev.c (compile_file): Emit LTO marker properly. Change
2700 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2702 2010-01-01 Richard Guenther <rguenther@suse.de>
2705 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2707 2010-01-01 Richard Guenther <rguenther@suse.de>
2710 * c-decl.c (grokdeclarator): For zero-size arrays force
2711 structural equality checks as layout_type does.
2713 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2715 * builtins.c: Update copyright to 2010.
2717 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2720 * lto-streamer-out.c (produce_asm): Revert the last change.
2721 (copy_function): Likewise.
2723 * lto-streamer.c (lto_get_section_name): Skip any leading
2726 2010-01-01 Richard Guenther <rguenther@suse.de>
2729 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2733 Copyright (C) 2010 Free Software Foundation, Inc.
2735 Copying and distribution of this file, with or without modification,
2736 are permitted in any medium without royalty provided the copyright
2737 notice and this notice are preserved.